"We're just going through and recovering a lot of bodies right now," said Daniel Landa, a firefighter from Elko, Nevada, who was assisting rescue efforts as a volunteer. "People come to us after sensing the smell where they are."
Along roadways, people held up cardboard signs asking for food and water.
Victims say emergency supplies are taking too long to reach them. They also accuse local stores of price gouging to cash in on the shortages. Some complain they cannot reach camps where the government and agencies are distributing relief supplies.
"The supply trucks go by and the anguish of watching them pass without giving us anything forces us to stop them and take what we need," said Reyna Macedo, a 60-year-old mother of seven who lost her home in the quake.
More than 33,000 families lost their homes in the quake and about 1,000 people were injured. Many perished when their vulnerable adobe homes caved in.
Pisco buried dozens of dead on Friday as families squabbled over space in the overwhelmed cemetery.
The pace of burials slowed on Saturday as people went to Pisco's plaza, turned into an outdoor morgue for people to identify bodies that were zipped into bags and placed in a huge refrigerator truck.
Coffins were flown in for burials later.
The birth of a baby boy in an emergency tent brought some hope in Pisco, best known for a grape liquor that bears its name.
"This is a message of life and the resilience of the human spirit," Garcia said as he visited the newborn.
Wednesday's quake was one of the worst natural disasters to hit the South American country in the last century, cracking major highways and toppling electricity poles. It was followed by a series of powerful aftershocks that sowed terror in the disaster area.
In 1970, an earthquake killed an estimated 50,000 people in avalanches of ice and mud that buried the town of Yungay.
